CA1315396C - Internally mounted broadband antenna - Google Patents

Internally mounted broadband antenna

Info

Publication number
CA1315396C
CA1315396C CA000591208A CA591208A CA1315396C CA 1315396 C CA1315396 C CA 1315396C CA 000591208 A CA000591208 A CA 000591208A CA 591208 A CA591208 A CA 591208A CA 1315396 C CA1315396 C CA 1315396C
Authority
CA
Canada
Prior art keywords
antenna
resonator
transmission line
notch
conductive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA000591208A
Other languages
English (en)
French (fr)
Inventor
Zdravko M. Zakman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA1315396C publication Critical patent/CA1315396C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H01Q9/285—Planar dipole

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Support Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Transceivers (AREA)
  • Details Of Aerials (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
CA000591208A 1988-04-27 1989-02-16 Internally mounted broadband antenna Expired - Fee Related CA1315396C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/186,545 US4876552A (en) 1988-04-27 1988-04-27 Internally mounted broadband antenna
US186,545 1988-04-27

Publications (1)

Publication Number Publication Date
CA1315396C true CA1315396C (en) 1993-03-30

Family

ID=22685363

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000591208A Expired - Fee Related CA1315396C (en) 1988-04-27 1989-02-16 Internally mounted broadband antenna

Country Status (7)

Country Link
US (1) US4876552A (de)
EP (1) EP0339629A3 (de)
JP (1) JPH01314003A (de)
AU (2) AU613777B2 (de)
CA (1) CA1315396C (de)
MX (1) MX166242B (de)
WO (1) WO1989010637A1 (de)

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GB2330693B (en) * 1997-10-23 2002-04-24 Andrew Jesman Matching device for a multi-frequency antenna
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US6323812B1 (en) * 2000-04-04 2001-11-27 Motorola, Inc. Secondary antenna ground element
US6452462B2 (en) * 2000-05-02 2002-09-17 Bae Systems Information And Electronics Systems Integration Inc. Broadband flexible printed circuit balun
US6424300B1 (en) 2000-10-27 2002-07-23 Telefonaktiebolaget L.M. Ericsson Notch antennas and wireless communicators incorporating same
GB0102768D0 (en) * 2001-02-02 2001-03-21 Koninkl Philips Electronics Nv Wireless terminal
US6660948B2 (en) 2001-02-28 2003-12-09 Vip Investments Ltd. Switch matrix
US7394430B2 (en) * 2001-04-11 2008-07-01 Kyocera Wireless Corp. Wireless device reconfigurable radiation desensitivity bracket systems and methods
JP3830773B2 (ja) * 2001-05-08 2006-10-11 三菱電機株式会社 携帯電話機
US6774850B2 (en) * 2002-09-18 2004-08-10 High Tech Computer, Corp. Broadband couple-fed planar antennas with coupled metal strips on the ground plane
US7307542B1 (en) 2003-09-03 2007-12-11 Vantage Controls, Inc. System and method for commissioning addressable lighting systems
US7755506B1 (en) 2003-09-03 2010-07-13 Legrand Home Systems, Inc. Automation and theater control system
US7394451B1 (en) 2003-09-03 2008-07-01 Vantage Controls, Inc. Backlit display with motion sensor
US7778262B2 (en) 2005-09-07 2010-08-17 Vantage Controls, Inc. Radio frequency multiple protocol bridge
SE0600417L (sv) * 2006-02-24 2007-04-10 Amc Centurion Ab Antennanordning, portabel radiokommunikationsanordning innefattande en sådan antennanordning och en batterienhet för en portabel radiokommunikationsanordning
US7538730B2 (en) * 2006-04-26 2009-05-26 Nokia Corporation Antenna
US7688267B2 (en) * 2006-11-06 2010-03-30 Apple Inc. Broadband antenna with coupled feed for handheld electronic devices
US7612725B2 (en) * 2007-06-21 2009-11-03 Apple Inc. Antennas for handheld electronic devices with conductive bezels
US7876274B2 (en) 2007-06-21 2011-01-25 Apple Inc. Wireless handheld electronic device
US8169373B2 (en) * 2008-09-05 2012-05-01 Apple Inc. Antennas with tuning structure for handheld devices
US8368602B2 (en) 2010-06-03 2013-02-05 Apple Inc. Parallel-fed equal current density dipole antenna
RU2013136349A (ru) 2011-01-03 2015-02-10 Галтроникс Корпорейшн Лтд. Компактная широполосная антенна
US10361480B2 (en) * 2012-03-13 2019-07-23 Microsoft Technology Licensing, Llc Antenna isolation using a tuned groundplane notch
GB2500209B (en) * 2012-03-13 2016-05-18 Microsoft Technology Licensing Llc Antenna isolation using a tuned ground plane notch
CN107689484A (zh) * 2017-08-10 2018-02-13 合肥联宝信息技术有限公司 天线、电子设备及提高天线的隔离度的方法

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Also Published As

Publication number Publication date
EP0339629A2 (de) 1989-11-02
AU3747689A (en) 1989-11-24
AU619389B2 (en) 1992-01-23
AU5055290A (en) 1990-06-21
MX166242B (es) 1992-12-24
JPH01314003A (ja) 1989-12-19
AU613777B2 (en) 1991-08-08
WO1989010637A1 (en) 1989-11-02
US4876552A (en) 1989-10-24
EP0339629A3 (de) 1990-10-03

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Legal Events

Date Code Title Description
MKLA Lapsed